Extensions 1→N→G→Q→1 with N=C₇xC₂₁ and Q=C₃

Direct product G=NxQ with N=C₇xC₂₁ and Q=C₃

		d	ρ	Label	ID
C₂₁²		441		C21^2	441,13

Semidirect products G=N:Q with N=C₇xC₂₁ and Q=C₃

extension	φ:Q→Aut N	d	ρ	Label	ID
(C₇xC₂₁):₁C₃ = C₇:C₃xC₂₁	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	63	3	(C7xC21):1C3	441,10
(C₇xC₂₁):₂C₃ = C₃xC₇²:C₃	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	147		(C7xC21):2C3	441,11
(C₇xC₂₁):₃C₃ = C₃xC₇²:₃C₃	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	63	3	(C7xC21):3C3	441,12

Non-split extensions G=N.Q with N=C₇xC₂₁ and Q=C₃

extension	φ:Q→Aut N	d	ρ	Label	ID
(C₇xC₂₁).₁C₃ = C₇xC₇:C₉	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	63	3	(C7xC21).1C3	441,5
(C₇xC₂₁).₂C₃ = C₇²:C₉	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	441		(C7xC21).2C3	441,6
(C₇xC₂₁).₃C₃ = C₇²:₃C₉	φ: C₃/C₁ → C₃ ⊆ Aut C₇xC₂₁	63	3	(C7xC21).3C3	441,7

Extensions 1→N→G→Q→1 with N=C7xC21 and Q=C3